/*
 * This file belongs to the Galois project, a C++ library for exploiting
 * parallelism. The code is being released under the terms of the 3-Clause BSD
 * License (a copy is located in LICENSE.txt at the top-level directory).
 *
 * Copyright (C) 2018, The University of Texas at Austin. All rights reserved.
 * UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING THIS
 * SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR ANY PARTICULAR PURPOSE, NON-INFRINGEMENT AND WARRANTIES OF
 * PERFORMANCE, AND ANY WARRANTY THAT MIGHT OTHERWISE ARISE FROM COURSE OF
 * DEALING OR USAGE OF TRADE.  NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH
 * RESPECT TO THE USE OF THE SOFTWARE OR DOCUMENTATION. Under no circumstances
 * shall University be liable for incidental, special, indirect, direct or
 * consequential damages or loss of profits, interruption of business, or
 * related expenses which may arise from use of Software or Documentation,
 * including but not limited to those resulting from defects in Software and/or
 * Documentation, or loss or inaccuracy of data of any kind.
 */

#include "galois/substrate/Barrier.h"

// anchor vtable
galois::substrate::Barrier::~Barrier() {}

// galois::substrate::Barrier& galois::substrate::getSystemBarrier(unsigned
// activeThreads) {
//  return benchmarking::getTopoBarrier(activeThreads);
//}

static galois::substrate::internal::BarrierInstance<>* BI = nullptr;

void galois::substrate::internal::setBarrierInstance(
    internal::BarrierInstance<>* bi) {
  GALOIS_ASSERT(!(bi && BI), "Double initialization of BarrierInstance");
  BI = bi;
}

galois::substrate::Barrier& galois::substrate::getBarrier(unsigned numT) {
  GALOIS_ASSERT(BI, "BarrierInstance not initialized");
  return BI->get(numT);
}
